<template>
  <div class="login_container">
    <div class="login_box">
      <!--头像-->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt />
      </div>
      <!--from表单-->
      <el-form
        :model="loginForm"
        :rules="loginFormRule"
        ref="loginFormRef"
        label-width="0px"
        class="login_form"
      >
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="iconfont icon-3702mima"
            placeholder="请输入密码"
            type="password"
          ></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="loginIn">登录</el-button>
          <el-button type="info" @click="resetForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
    data() {
        return {
            loginForm: {
                username: 'admin',
                password: '123456',
            },
            // 表单验证规则对象
            loginFormRule: {
                username: [
                    { required: true, message: '请输入账号', trigger: 'blur' },
                    { min: 1, max: 5, message: '长度在 1 到 5 个字符', trigger: 'blur' }
                ],
                password: [
                    { required: true, message: '请输入密码', trigger: 'blur' },
                    { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                ],
            },
        }
    },
    methods: {
        resetForm() {
            this.$refs.loginFormRef.resetFields()
        },
        loginIn() {
            this.$refs.loginFormRef.validate(async (vali) => {
                console.log(vali)
                if (!vali) {
                    return
                }
                // 发送请求登录
                const { data: res } = await this.$http.post('login', this.loginForm)
                console.log(res)
                if (res.meta.status !== 200) {
                    return this.$message.error('登录失败:' + res.meta.msg)
                }
                this.$message.success('登录成功')
                window.sessionStorage.setItem('token', res.data.token)
                this.$router.push('/home')
            })
        },
    },
}
</script>
<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px dotted #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
